<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
	    <title>我的第二个网页</title>
	    <link rel="stylesheet" href="">
    </head>
	<body>
		<p align="center">
			<a href="http://www.baidu.com"  target="aa">百度</a>
			<a href="http://www.sina.com.cn"  target="aa">新浪</a>
			<a href="http://www.sohu.com"  target="aa">搜狐</a>
		</p>
		<iframe  src="http://hao.360.com"  name="aa"  frameborder="0"  width="500" height="200" scrolling="no">
		</iframe>
 	</body>
</html>
